The most popular Iguana being sought after as pets is the green, giant iguana. Throughout the article we will examine iguanas as a whole with emphasis being placed on the giant iguana since mainstream is pointing within that direction.Iguanas are a type of lizard that originated from the Caribbean, Central America, and South America. Although these iguanas are classified in two different species, the lesser Antillean iguana and the green iguana, most people generally think of the green type when hearing the word “iguana.” Some common characteristics come to mind when thinking of these reptiles. First, there is a third parietal eye located on the back of their heads. Then, they have spines that run along their back all the way down to their tail. These reptiles also have multiple scales making their feel quite unique to the touch.